5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc, Black
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5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc, Black
Experience precise control and smooth operation with our 5-pack aluminum alloy knob cap rotary encoder modules.
5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc, Black
Artikelnr.: 198501736

5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc,

Artikelnr.: 198501736

CHF 12

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Experience precise control and smooth operation with our 5-pack aluminum alloy knob cap rotary encoder modules.
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Besondere Merkmale

Precise Control
The KY-040 Rotary Encoder offers precise 360-degree control, allowing users to easily adjust settings for devices like fans or lights, ensuring optimal performance in various applications.
Compact Design
Measuring just 15 x 16.5 mm, this compact rotary encoder fits seamlessly into tight spaces. Its small footprint is perfect for DIY projects and embedded applications without sacrificing functionality.
Versatile Usage
Ideal for a wide range of applications, this encoder module is designed for controlling electric devices. Its versatility makes it suitable for hobbyists and professionals alike, enhancing any project.

Produktdetails

Shop 5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc, Black online at a best price in Liechtenstein. B0FVXMMFM9
Item Weight0.2 lbs (90 grams)

Für wen ist das Produkt geeignet?

Suitable For
  • Electronics Hobbyists

    Perfect for enthusiasts creating custom projects requiring precise rotational input for control mechanisms.

  • DIY Projects

    Ideal for makers and DIYers looking to integrate rotary controls into their home automation or robotics projects.

  • Educational Purposes

    Useful for educators teaching about sensors and control systems in classrooms or labs.

Not Suitable For
  • Professional Applications

    Not suitable for critical applications where high precision and reliability are mandatory in professional settings.

  • Simple Switch Users

    Not ideal for users seeking basic on/off functionality without the need for variable control.

  • Non-technical Users

    May be confusing for those unfamiliar with electronics, requiring some technical knowledge for effective use.

PRODUKTBESCHREIBUNG

5 PCS KY-040 Rotary Encoder Module, 360 Degree Rotary Encoder 15 x 16.5 mm with Knobs Cap Brick Sensor Modules for Electric Fan Light Control etc, Black

Haben Sie eine Frage? Mit uns chatten

Kunden Fragen und Antworten

  • Frage: What is a KY-040 Rotary Encoder Module used for?

    Antworten: The KY-040 Rotary Encoder Module is primarily used for detecting angular position and motion. It is commonly employed in various applications like controlling the speed of motors, adjusting the brightness of lights, or navigating through settings in digital interfaces. Its reliable feedback mechanism allows users to create responsive systems in projects like electric fan controls or interactive displays.
  • Frage: How does a rotary encoder work?

    Antworten: A rotary encoder works by converting the rotary position of a shaft into a digital signal. When turned, it generates pulses that are interpreted as increments of position. The KY-040 utilizes a pair of output signals that help determine the direction of rotation, making it ideal for applications requiring precise control, such as volume adjustments in audio devices or menu navigation in electronics.
  • Frage: What does the KY-040 module include?

    Antworten: The KY-040 module includes the rotary encoder itself, which features a robust body measuring 15 x 16.5 mm and comes with a knobs cap for better handling. This compact design is beneficial in diverse projects as it allows for easy integration into your electronic circuits without consuming much space, making it a versatile choice for hobbyists and professionals alike.
  • Frage: Can I use the KY-040 for controlling an electric fan?

    Antworten: Yes, the KY-040 Rotary Encoder Module is perfect for controlling electric fans. By connecting it to your microcontroller, you can adjust the fan speed based on how much you rotate the encoder. This provides an intuitive and user-friendly interface for regulating airflow, making it highly suitable for DIY fan control systems in home automation projects.
  • Frage: Is the KY-040 module compatible with Arduino?

    Antworten: Absolutely! The KY-040 Rotary Encoder Module is highly compatible with Arduino, making it a popular choice for DIY projects. You can easily connect it to an Arduino board and utilize libraries available online to handle encoding signals. This compatibility allows for fun experiments in creating interactive projects like digital volume knobs or scrolling menus.
  • Frage: What are the dimensions and design of the KY-040 Rotary Encoder?

    Antworten: The KY-040 Rotary Encoder features a compact design with dimensions of 15 x 16.5 mm, making it easy to integrate into various projects without requiring significant space. Its black color and sturdy build ensure durability while maintaining an aesthetically pleasing look. This makes it ideal not just for electronic applications but also for designs where appearance matters.
  • Frage: How do I connect the KY-040 to my microcontroller?

    Antworten: Connecting the KY-040 Rotary Encoder to your microcontroller typically involves wiring the encoder outputs to the input pins of the microcontroller. The module has three main connections: ground, VCC, and two output pins for A and B signal. Following a simple wiring diagram, you can easily set it up to start reading the encoder's position and direction, allowing you to create responsive controls in your projects.
  • Frage: What type of projects can benefit from the KY-040 Rotary Encoder?

    Antworten: Projects that require precise position tracking or control will greatly benefit from the KY-040 Rotary Encoder. For instance, it can be integrated into audio equipment to create volumetric controls, used in robotics for motor control, or even in interactive user interface panels. Its versatility and ease of integration make it an excellent component for both beginner and advanced electronic projects.
  • Frage: Can I adjust the sensitivity of the encoder?

    Antworten: The sensitivity of the KY-040 Rotary Encoder is primarily determined by its design, but you can adjust the coding mechanism in your software to interpret outputs more or less sensitively. This means you can program your system to make large adjustments with small movements or create fine-tuning capability for precise control according to your project needs.
  • Frage: Where can I buy 5 PCS KY-040 Rotary Encoder Module in Liechtenstein?

    Antworten: You can purchase the 5 PCS KY-040 Rotary Encoder Module from Ubuy in Liechtenstein. Ubuy offers a variety of electronic components, including this rotary encoder. By shopping at Ubuy, you can ensure a smooth transaction and prompt customer service, making it a reliable choice for your electronic component needs.

FdcLixuvol Graphics Cards Editorial Review

The 5 PCS KY-040 Rotary Encoder Module has garnered a mix of admiration and disappointment among its users. Reviewers generally commend the performance and functionality of these encoders, praising their tactile feel and reliable operation in various applications. Users appreciate that the encoders read accurately in their software setups, making them a dependable choice for projects like electric fan or light controls. The inclusion of 10kΩ pull-up resistors is also noted as a valuable feature that improves performance by addressing noise issues typically encountered in rotary encoders. However, the product's reception is marred by complaints about missing components, specifically the knobs that Consumers expected to be included. The discrepancy between the listing and what was received has led to frustration and a feeling of being misled. Additionally, some users have pointed out that the knobs provided do not fit the encoder stems properly due to incompatible designs, necessitating the need for custom solutions like 3D printing. Moreover, while the rotary encoder's push button is reported to be sturdy, several reviews mention that it requires a stiff force to activate. This feature, while ensuring accidental triggers are avoided, can affect user experience if smooth operation is a priority. The presence of pre-soldered bent header pins and mounting options adds to the usability of the product, although some customers feel that these features can unnecessarily increase the footprint of the module. Pricing has also been a common point of contention, with some reviewers noting that similar products can be sourced for less directly from suppliers in China. In summary, the KY-040 Rotary Encoder Module is viewed positively for its functionality and tactile feedback but negatively for the discrepancies in its product description and overall value compared to competing options. **

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Vorteile

  • Reliable and accurate performance in software
  • Tactile feel with a sturdy push button
  • Pre-soldered bent header pins included

Nachteile

  • Missing knobs as advertised

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Mohd
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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Merkmale und Vorteile

  • Includes 5 encoder modules with matching black knobs for versatile projects.
  • Durable aluminum alloy knobs provide smooth tactile feedback.
  • Bidirectional counting allows for accurate tracking in both directions.
  • Works on a safe 5V operating voltage for DIY electronics.
  • Instant reset function simplifies calibration by easily returning to zero.
  • Ideal for prototypes, repairs, or simultaneous installations.

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